DE3784245T2 - MAGNETIC CARRIER PARTICLES. - Google Patents

MAGNETIC CARRIER PARTICLES.

Info

Publication number
DE3784245T2
DE3784245T2 DE8787202293T DE3784245T DE3784245T2 DE 3784245 T2 DE3784245 T2 DE 3784245T2 DE 8787202293 T DE8787202293 T DE 8787202293T DE 3784245 T DE3784245 T DE 3784245T DE 3784245 T2 DE3784245 T2 DE 3784245T2
Authority
DE
Germany
Prior art keywords
carrier particles
magnetic carrier
magnetic
particles
carrier
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
DE8787202293T
Other languages
German (de)
Other versions
DE3784245D1 (en
Inventor
Serge Martin Tavernier
Roo Pierre Richard De
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Xeikon NV
Original Assignee
Agfa Gevaert NV
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Agfa Gevaert NV filed Critical Agfa Gevaert NV
Application granted granted Critical
Publication of DE3784245D1 publication Critical patent/DE3784245D1/en
Publication of DE3784245T2 publication Critical patent/DE3784245T2/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
    • G03G9/00—Developers
    • G03G9/08—Developers with toner particles
    • G03G9/10—Developers with toner particles characterised by carrier particles
    • G03G9/107—Developers with toner particles characterised by carrier particles having magnetic components
    • G03G9/1075—Structural characteristics of the carrier particles, e.g. shape or crystallographic structure
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
    • G03G9/00—Developers
    • G03G9/08—Developers with toner particles
    • G03G9/10—Developers with toner particles characterised by carrier particles
    • G03G9/107—Developers with toner particles characterised by carrier particles having magnetic components
    • G03G9/108—Ferrite carrier, e.g. magnetite
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
    • G03G9/00—Developers
    • G03G9/08—Developers with toner particles
    • G03G9/10—Developers with toner particles characterised by carrier particles
    • G03G9/107—Developers with toner particles characterised by carrier particles having magnetic components
    • G03G9/1088—Binder-type carrier
    • G03G9/10882—Binder is obtained by reactions only involving carbon-carbon unsaturated bonds
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
    • G03G9/00—Developers
    • G03G9/08—Developers with toner particles
    • G03G9/10—Developers with toner particles characterised by carrier particles
    • G03G9/107—Developers with toner particles characterised by carrier particles having magnetic components
    • G03G9/1088—Binder-type carrier
    • G03G9/10884—Binder is obtained other than by reactions only involving carbon-carbon unsaturated bonds
DE8787202293T 1987-11-24 1987-11-24 MAGNETIC CARRIER PARTICLES. Expired - Fee Related DE3784245T2 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP87202293A EP0317667B1 (en) 1987-11-24 1987-11-24 Magnetic carrier particles

Publications (2)

Publication Number Publication Date
DE3784245D1 DE3784245D1 (en) 1993-03-25
DE3784245T2 true DE3784245T2 (en) 1993-09-02

Family

ID=8197706

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8787202293T Expired - Fee Related DE3784245T2 (en) 1987-11-24 1987-11-24 MAGNETIC CARRIER PARTICLES.

Country Status (4)

Country Link
US (1) US4906547A (en)
EP (1) EP0317667B1 (en)
JP (1) JP2769624B2 (en)
DE (1) DE3784245T2 (en)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH02256065A (en) * 1988-12-19 1990-10-16 Konica Corp Magnetic toner
DE69120157T2 (en) * 1990-07-19 1997-02-06 Agfa Gevaert Nv Dry electrostatographic developer composition
JP2643568B2 (en) * 1990-09-10 1997-08-20 三田工業株式会社 Two-component developer
WO1993004408A1 (en) * 1991-08-16 1993-03-04 Eastman Kodak Company Ferrite green beads and method of producing carrier particles
JP3020390B2 (en) * 1993-08-19 2000-03-15 三田工業株式会社 Excellent two-component magnetic developer toner with excellent spent resistance
EP0704767A1 (en) * 1994-08-31 1996-04-03 Mita Industrial Co., Ltd. A two-component type developer
DE69519620T2 (en) * 1994-10-05 2001-05-17 Canon Kk Two-component type developer, development process and imaging process
EP0708379B1 (en) * 1994-10-05 1999-08-04 Toda Kogyo Corp. Magnetic carrier for electrophotography
US6010811A (en) * 1994-10-05 2000-01-04 Canon Kabushiki Kaisha Two-component type developer, developing method and image forming method
JP2000089558A (en) * 1998-07-15 2000-03-31 Canon Inc Developing method
GB0004686D0 (en) * 2000-02-28 2000-04-19 Aventis Pharma Ltd Chemical compounds
US6251554B1 (en) * 2000-03-29 2001-06-26 Xerox Corporation Coated carrier
CN110305245A (en) * 2019-07-06 2019-10-08 西南石油大学 A kind of dissaving polymer heavy crude thinner and preparation method thereof
KR102351301B1 (en) * 2020-08-18 2022-01-14 홍익대학교세종캠퍼스산학협력단 Manufacturing Method For Fe3O4-PEI Nano Comosite Materials For Detecting Bisphenol A, Manufacturing Method For Fe3O4-PEI Nano Comosite Materials Sensor Electrode And Detecting Method For Bisphenol A

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1200903A (en) * 1967-07-04 1970-08-05 Eastman Kodak Co Developer compositions
US4247597A (en) * 1978-06-28 1981-01-27 Pitney Bowes, Inc. Electroscopic carrier particles having a carboxylic acid surface treatment
US4299898A (en) * 1979-05-03 1981-11-10 Xerox Corporation Positively charged toners containing quaternary ammonium salts attached to acrylate polymers
JPS59157657A (en) * 1983-02-25 1984-09-07 Minolta Camera Co Ltd Magnetic carrier
JPS60147750A (en) * 1984-01-11 1985-08-03 Minolta Camera Co Ltd Carrier for electrostatic latent image developer
JPS60258562A (en) * 1984-06-05 1985-12-20 Toshiba Corp Carrier for electrophotographic developer
US4774160A (en) * 1987-02-24 1988-09-27 Xerox Corporation Toner compositions with amorphous ternary copolycarbonates

Also Published As

Publication number Publication date
JPH01156761A (en) 1989-06-20
EP0317667A1 (en) 1989-05-31
EP0317667B1 (en) 1993-02-17
US4906547A (en) 1990-03-06
DE3784245D1 (en) 1993-03-25
JP2769624B2 (en) 1998-06-25

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8320 Willingness to grant licences declared (paragraph 23)
8327 Change in the person/name/address of the patent owner

Owner name: XEIKON N.V., MORTSEL, BE

8328 Change in the person/name/address of the agent

Free format text: LEDERER, KELLER & RIEDERER, 80538 MUENCHEN

8339 Ceased/non-payment of the annual fee